New windows_tz.py module: Stores conversions between Iana/Olson timez…

…ones and Windows timezones

New timezone option on Protocol instantiation. If not provided the detected system timezone will be used
Protocols now handles the conversions between Iana vs Windows timezones
All datetimes objects in all objects are timezone aware datetimes: It will convert back and forth the timezones for you
Event: now tracks it's internal changes so can update automatically only on needed attributes.
Event: Some attributes are intelligent enough to track changes of needed attributes by the api.
Event: Now events can accept or decline invitations.

Updated docs
Fixed some bugs

O365/account.py

@@ -20,13 +20,13 @@ def __init__(self, credentials, *, auth_method=AUTH_METHOD.OAUTH, scopes=None,
 
         if auth_method is AUTH_METHOD.BASIC:
             protocol = protocol or BasicAuthProtocol  # using basic auth defaults to Office 365 protocol
-            self.protocol = protocol(default_resource=main_resource) if isinstance(protocol, type) else protocol
+            self.protocol = protocol(default_resource=main_resource, **kwargs) if isinstance(protocol, type) else protocol
             if self.protocol.api_version != 'v1.0' or not isinstance(self.protocol, BasicAuthProtocol):
                 raise RuntimeError(
                     'Basic Authentication only works with Office 365 Api version v1.0 and until November 1 2018.')
         elif auth_method is AUTH_METHOD.OAUTH:
             protocol = protocol or MSGraphProtocol  # using oauth auth defaults to Graph protocol
-            self.protocol = protocol(default_resource=main_resource) if isinstance(protocol, type) else protocol
+            self.protocol = protocol(default_resource=main_resource, **kwargs) if isinstance(protocol, type) else protocol
 
         if not isinstance(self.protocol, Protocol):
             raise ValueError("'protocol' must be a subclass of Protocol")

O365/address_book.py

@@ -1,6 +1,5 @@
 import logging
 from dateutil.parser import parse
-from tzlocal import get_localzone
 from enum import Enum
 
 from O365.message import HandleRecipientsMixin, Recipients, Message
@@ -48,7 +47,7 @@ def __init__(self, *, parent=None, con=None, **kwargs):
         self.created = cloud_data.get(cc('createdDateTime'), None)
         self.modified = cloud_data.get(cc('lastModifiedDateTime'), None)
 
-        local_tz = get_localzone()
+        local_tz = self.protocol.timezone
         self.created = parse(self.created).astimezone(local_tz) if self.created else None
         self.modified = parse(self.modified).astimezone(local_tz) if self.modified else None
 
@@ -202,7 +201,7 @@ def save(self):
         self.created = contact.get(self._cc('createdDateTime'), None)
         self.modified = contact.get(self._cc('lastModifiedDateTime'), None)
 
-        local_tz = get_localzone()
+        local_tz = self.protocol.timezone
         self.created = parse(self.created).astimezone(local_tz) if self.created else None
         self.modified = parse(self.modified).astimezone(local_tz) if self.modified else None